/***************************************************************************** * Copyright (C) 2013-2020 MulticoreWare, Inc * * Authors: Deepthi Nandakumar * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA. * * This program is also available under a commercial proprietary license. * For more information, contact us at license @ x265.com. *****************************************************************************/ #include "common.h" #include "slice.h" #include "threading.h" #include "x265.h" #if _WIN32 #include #include #include #include #else #include #endif namespace X265_NS { #if CHECKED_BUILD || _DEBUG int g_checkFailures; #endif int64_t x265_mdate(void) { #if _WIN32 struct timeb tb; ftime(&tb); return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; #else struct timeval tv_date; gettimeofday(&tv_date, NULL); return (int64_t)tv_date.tv_sec * 1000000 + (int64_t)tv_date.tv_usec; #endif } #define X265_ALIGNBYTES 64 #if _WIN32 #if defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR) #define _aligned_malloc __mingw_aligned_malloc #define _aligned_free __mingw_aligned_free #include "malloc.h" #endif void *x265_malloc(size_t size) { return _aligned_malloc(size, X265_ALIGNBYTES); } void x265_free(void *ptr) { if (ptr) _aligned_free(ptr); } #else // if _WIN32 void *x265_malloc(size_t size) { void *ptr; if (posix_memalign((void**)&ptr, X265_ALIGNBYTES, size) == 0) return ptr; else return NULL; } void x265_free(void *ptr) { if (ptr) free(ptr); } #endif // if _WIN32 /* Not a general-purpose function; multiplies input by -1/6 to convert * qp to qscale. */ int x265_exp2fix8(double x) { int i = (int)(x * (-64.f / 6.f) + 512.5f); if (i < 0) return 0; if (i > 1023) return 0xffff; return (x265_exp2_lut[i & 63] + 256) << (i >> 6) >> 8; } void general_log(const x265_param* param, const char* caller, int level, const char* fmt, ...) { if (param && level > param->logLevel) return; const int bufferSize = 4096; char buffer[bufferSize]; int p = 0; const char* log_level; switch (level) { case X265_LOG_ERROR: log_level = "error"; break; case X265_LOG_WARNING: log_level = "warning"; break; case X265_LOG_INFO: log_level = "info"; break; case X265_LOG_DEBUG: log_level = "debug"; break; case X265_LOG_FULL: log_level = "full"; break; default: log_level = "unknown"; break; } if (caller) p += sprintf(buffer, "%-4s [%s]: ", caller, log_level); va_list arg; va_start(arg, fmt); vsnprintf(buffer + p, bufferSize - p, fmt, arg); va_end(arg); fputs(buffer, stderr); } #if _WIN32 /* For Unicode filenames in Windows we convert UTF-8 strings to UTF-16 and we use _w functions. * For other OS we do not make any changes. */ void general_log_file(const x265_param* param, const char* caller, int level, const char* fmt, ...) { if (param && level > param->logLevel) return; const int bufferSize = 4096; char buffer[bufferSize]; int p = 0; const char* log_level; switch (level) { case X265_LOG_ERROR: log_level = "error"; break; case X265_LOG_WARNING: log_level = "warning"; break; case X265_LOG_INFO: log_level = "info"; break; case X265_LOG_DEBUG: log_level = "debug"; break; case X265_LOG_FULL: log_level = "full"; break; default: log_level = "unknown"; break; } if (caller) p += sprintf(buffer, "%-4s [%s]: ", caller, log_level); va_list arg; va_start(arg, fmt); vsnprintf(buffer + p, bufferSize - p, fmt, arg); va_end(arg); HANDLE console = GetStdHandle(STD_ERROR_HANDLE); DWORD mode; if (GetConsoleMode(console, &mode)) { wchar_t buf_utf16[bufferSize]; int length_utf16 = MultiByteToWideChar(CP_UTF8, 0, buffer, -1, buf_utf16, sizeof(buf_utf16)/sizeof(wchar_t)) - 1; if (length_utf16 > 0) WriteConsoleW(console, buf_utf16, length_utf16, &mode, NULL); } else fputs(buffer, stderr); } FILE* x265_fopen(const char* fileName, const char* mode) { wchar_t buf_utf16[MAX_PATH * 2], mode_utf16[16]; if (MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fileName, -1, buf_utf16, sizeof(buf_utf16)/sizeof(wchar_t)) && MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, mode, -1, mode_utf16, sizeof(mode_utf16)/sizeof(wchar_t))) { return _wfopen(buf_utf16, mode_utf16); } return NULL; } int x265_unlink(const char* fileName) { wchar_t buf_utf16[MAX_PATH * 2]; if (MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fileName, -1, buf_utf16, sizeof(buf_utf16)/sizeof(wchar_t))) return _wunlink(buf_utf16); return -1; } int x265_rename(const char* oldName, const char* newName) { wchar_t old_utf16[MAX_PATH * 2], new_utf16[MAX_PATH * 2]; if (MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, oldName, -1, old_utf16, sizeof(old_utf16)/sizeof(wchar_t)) && MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, newName, -1, new_utf16, sizeof(new_utf16)/sizeof(wchar_t))) { return _wrename(old_utf16, new_utf16); } return -1; } #endif double x265_ssim2dB(double ssim) { double inv_ssim = 1 - ssim; if (inv_ssim <= 0.0000000001) /* Max 100dB */ return 100; return -10.0 * log10(inv_ssim); } /* The qscale - qp conversion is specified in the standards. * Approx qscale increases by 12% with every qp increment */ double x265_qScale2qp(double qScale) { return 12.0 + 6.0 * (double)X265_LOG2(qScale / 0.85); } double x265_qp2qScale(double qp) { return 0.85 * pow(2.0, (qp - 12.0) / 6.0); } uint32_t x265_picturePlaneSize(int csp, int width, int height, int plane) { uint32_t size = (uint32_t)(width >> x265_cli_csps[csp].width[plane]) * (height >> x265_cli_csps[csp].height[plane]); return size; } char* x265_slurp_file(const char *filename) { if (!filename) return NULL; int bError = 0; size_t fSize; char *buf = NULL; FILE *fh = x265_fopen(filename, "rb"); if (!fh) { x265_log_file(NULL, X265_LOG_ERROR, "unable to open file %s\n", filename); return NULL; } bError |= fseek(fh, 0, SEEK_END) < 0; bError |= (fSize = ftell(fh)) <= 0; bError |= fseek(fh, 0, SEEK_SET) < 0; if (bError) goto error; buf = X265_MALLOC(char, fSize + 2); if (!buf) { x265_log(NULL, X265_LOG_ERROR, "unable to allocate memory\n"); goto error; } bError |= fread(buf, 1, fSize, fh) != fSize; if (buf[fSize - 1] != '\n') buf[fSize++] = '\n'; buf[fSize] = 0; fclose(fh); if (bError) { x265_log(NULL, X265_LOG_ERROR, "unable to read the file\n"); X265_FREE(buf); buf = NULL; } return buf; error: fclose(fh); return NULL; } }